Cos
volume
British pronunciation/kˈɒs/
American pronunciation/ˈkɔs/

"cos"的定义和意义

01

罗马生菜, 科斯生菜

lettuce with long dark-green leaves in a loosely packed elongated head
cos definition and meaning
02

余弦, cos

ratio of the adjacent side to the hypotenuse of a right-angled triangle
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